CVE-2025-51005: High severity Tcpreplay Tcpreplay vulnerability

Published Sep 23, 2025
·
Updated

A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at dochecksummathliveplay in tcpliveplay.c, leading to a possible denial of service.

Affected Software

2 affected components
Tcpreplay Tcpreplay
Broadcom Tcpreplay=4.5.1

Event History

Sep 23, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-51005?

CVE-2025-51005 has a high severity due to its potential for causing denial of service through a heap-buffer-overflow.

2

How do I fix CVE-2025-51005?

To fix CVE-2025-51005, update to the latest version of tcpreplay that addresses the heap-buffer-overflow vulnerability.

3

What software is affected by CVE-2025-51005?

CVE-2025-51005 specifically affects the tcpreplay utility version 4.5.1.

4

What is the impact of CVE-2025-51005?

The impact of CVE-2025-51005 may lead to application crashes or denial of service when processing crafted pcap files.

5

How is CVE-2025-51005 exploited?

CVE-2025-51005 can be exploited by providing tcpliveplay with a specially crafted pcap file that triggers the buffer overflow.

Contact

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